@charset "UTF-8";

:root {

  --color-dev: #0039CB;
  --color-dev-light: #4D7AE8;
  --color-dev-dark: #002A99;
  --color-dev-faint: rgba(0, 57, 203, 0.08);
  --color-dev-glow: rgba(0, 57, 203, 0.15);

  --color-photo: #D4A843;
  --color-photo-light: #E8C872;
  --color-photo-dark: #B8922E;
  --color-photo-faint: rgba(212, 168, 67, 0.08);
  --color-photo-glow: rgba(212, 168, 67, 0.12);

  --color-explore: #2D8F47;
  --color-explore-light: #4CAF50;
  --color-explore-dark: #1E6B33;
  --color-explore-faint: rgba(45, 143, 71, 0.08);
  --color-explore-glow: rgba(45, 143, 71, 0.12);

  --accent: var(--color-dev);
  --accent-light: var(--color-dev-light);
  --accent-dark: var(--color-dev-dark);
  --accent-faint: var(--color-dev-faint);
  --accent-glow: var(--color-dev-glow);

  --color-bg: #0D0D1A;
  --color-bg-alt: #1A1A2E;
  --color-surface: #1A1A2E;
  --color-surface-raised: #242440;
  --color-border: #334155;
  --color-border-subtle: #1E293B;
  --color-text: #E2E8F0;
  --color-text-secondary: #94A3B8;
  --color-text-tertiary: #828EA0;   /* was #64748B (4.05:1, failed AA) → 5.81:1 on bg, 5.14:1 on surface */
  --color-text-inverse: #0D0D1A;
  --color-link: var(--accent-light);
  --color-link-hover: var(--accent);

  --color-success: #22C55E;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  --color-info: #3B82F6;

  --color-gallery-bg: #000000;
  --color-lightbox-bg: rgba(0, 0, 0, 0.96);

  --font-body: 'Red Hat Text', system-ui, -apple-system, sans-serif;
  --font-heading: 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;

  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --tracking-tight: -0.025em;
  --tracking-display: 0;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-black: 900;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  /* off-grid intermediate steps (consolidated here from components.css) */
  --space-9: 2.75rem;
  --space-10: 3rem;
  --space-11: 3.5rem;
  --space-12: 3rem;
  --space-13: 4.5rem;
  --space-14: 5rem;
  --space-15: 5.5rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --max-w-prose: 72ch;
  --max-w-content: 83rem;
  --max-w-wide: 90rem;
  --max-w-full: 120rem;
  --gutter: clamp(var(--space-4), 5vw, var(--space-16));

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);

  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;

  --z-base: 0;
  --z-above: 10;
  --z-nav: 100;
  --z-mega-menu: 200;
  --z-overlay: 300;
  --z-lightbox: 400;
  --z-modal: 500;
  --z-toast: 600;
  --z-cookie: 700;

  --section-bar-h: 36px;
  --nav-h: 64px;
  --header-h: calc(var(--section-bar-h) + var(--nav-h));
}

[data-section="development"] {
  --accent: var(--color-dev);
  --accent-light: var(--color-dev-light);
  --accent-dark: var(--color-dev-dark);
  --accent-faint: var(--color-dev-faint);
  --accent-glow: var(--color-dev-glow);
}

[data-section="photography"] {
  --accent: var(--color-photo);
  --accent-light: var(--color-photo-light);
  --accent-dark: var(--color-photo-dark);
  --accent-faint: var(--color-photo-faint);
  --accent-glow: var(--color-photo-glow);
  --on-accent: #1A1A2E;   /* gold accent fails white-text contrast → near-black on it */
}

[data-section="explore"] {
  --accent: var(--color-explore);
  --accent-light: var(--color-explore-light);
  --accent-dark: var(--color-explore-dark);
  --accent-faint: var(--color-explore-faint);
  --accent-glow: var(--color-explore-glow);
  --on-accent: #0D0D1A;   /* white on the green accent is 4.09:1 (fails AA) → near-black text on it */
}

[data-section="neutral"] {
  --accent: #94A3B8;
  --accent-light: #CBD5E1;
  --accent-dark: #64748B;
  --accent-faint: rgba(148, 163, 184, 0.10);
  --accent-glow: rgba(148, 163, 184, 0.12);
  --on-accent: #0D0D1A;   /* white on the slate accent is 2.56:1 (fails AA) → near-black text on it */
}

[data-theme="light"] {
  --color-bg: #FFFFFF;
  --color-bg-alt: #EEF1F6;
  --color-surface: #E9EDF4;
  --color-surface-raised: #FFFFFF;
  --color-border: #8A93A3;
  --color-border-subtle: #C3CCD9;
  --color-text: #1A1A2E;
  --color-text-secondary: #565F6E;

  --color-text-tertiary: #626A79;   /* was #6B7280 (failed AA on light surfaces) → 5.44:1 white, 4.64:1 surface */
  --color-text-inverse: #FFFFFF;
  --color-link: var(--accent);
  --color-link-hover: var(--accent-dark);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
}

[data-section="photography"] .gallery,
[data-section="photography"] .lightbox {
  --color-bg: #000000;
  --color-surface: #0A0A0A;
  --color-text: #E2E8F0;
  --color-text-secondary: #94A3B8;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  /* keep a keyboard-focused / anchored target clear of the sticky header (WCAG 2.4.11/2.4.12) */
  scroll-padding-block-start: calc(var(--header-h, 4.5rem) + var(--space-4));
  hanging-punctuation: first last;
  /* Themed scrollbar — Firefox & Chrome 121+. Subtle, adapts to dark/light via tokens. */
  scrollbar-color: color-mix(in oklab, var(--color-text) 45%, transparent) transparent;
  scrollbar-width: thin;
}

/* Themed scrollbar — WebKit/Blink fallback (older Safari/Chrome). Padded thumb, accent on hover. */
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background-color: color-mix(in oklab, var(--color-text) 45%, transparent); border-radius: var(--radius-full); border: 3px solid var(--color-bg); background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background-color: var(--accent, #4D7AE8); }
::-webkit-scrollbar-corner { background: transparent; }

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    /* !important so the reset wins over class-level `animation:` shorthands
       (e.g. spinners, skeleton shimmer, lightbox in) which otherwise keep
       running under reduced-motion despite the universal rule. */
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-block-size: 100dvh;

  transition:
    background-color var(--duration-slow) var(--ease-out),
    color var(--duration-slow) var(--ease-out);
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-inline-size: 100%;
  block-size: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

a:hover {
  color: var(--color-link-hover);
}

:where(a, button, input, select, textarea, [tabindex], summary):focus-visible {
  outline: 2px solid var(--accent-light);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 45%, transparent);
  border-radius: var(--radius-sm);
}

.gallery-page :focus-visible,
.lightbox :focus-visible {
  outline-color: #fff;
  box-shadow: 0 0 0 4px var(--accent);
}

html {
  scroll-padding-block-start: calc(var(--nav-h, 64px) + var(--section-bar-h, 36px) + 8px);
}

ul,
ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  text-wrap: balance;
}

p {
  text-wrap: pretty;
  max-inline-size: var(--max-w-prose);
}

blockquote {
  border-inline-start: 3px solid var(--accent);
  padding-inline-start: var(--space-4);
  color: var(--color-text-secondary);
  font-style: italic;
}

code, pre {
  font-family: var(--font-mono);
}

code {
  font-size: 0.9em;
  padding: 0.15em 0.35em;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  color: var(--accent-light);
}

pre {
  overflow-x: auto;
  padding: var(--space-4);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  line-height: var(--leading-relaxed);
  tab-size: 4;
}

pre code {
  padding: 0;
  background: none;
  border-radius: 0;
  font-size: var(--text-sm);
  color: var(--color-text);
}

hr {
  border: none;
  border-block-start: 1px solid var(--color-border);
  margin-block: var(--space-12);
}

table {
  border-collapse: collapse;
  inline-size: 100%;
}

th, td {
  padding: var(--space-3) var(--space-4);
  text-align: start;
  border-block-end: 1px solid var(--color-border);
}

th {
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

::selection {
  background: var(--accent);
  color: var(--on-accent, #FFFFFF);
}

/* abbreviations get a discreet dotted underline (the title expansion is wired by
   screens.js for the first occurrence of each acronym — WCAG 3.1.4). */
abbr[title] {
  text-decoration: underline dotted;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  cursor: help;
}

.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }
.text-4xl { font-size: var(--text-4xl); }
.text-5xl { font-size: var(--text-5xl); }
.text-6xl { font-size: var(--text-6xl); }
.text-7xl { font-size: var(--text-7xl); }

.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-accent { color: var(--accent); }

.font-mono { font-family: var(--font-mono); }
.font-medium { font-weight: var(--weight-medium); }
.font-semibold { font-weight: var(--weight-semibold); }
.font-bold { font-weight: var(--weight-bold); }
.font-black { font-weight: var(--weight-black); }

.tracking-tight { letter-spacing: var(--tracking-tight); }
.tracking-wide { letter-spacing: var(--tracking-wide); }
.tracking-wider { letter-spacing: var(--tracking-wider); }
.tracking-widest { letter-spacing: var(--tracking-widest); }

.uppercase {
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.lead {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
}

.container {
  inline-size: 100%;
  max-inline-size: var(--max-w-content);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-8);
  }
}

.container--wide {
  max-inline-size: var(--max-w-wide);
}

.container--full {
  max-inline-size: var(--max-w-full);
}

.container--prose {
  max-inline-size: var(--max-w-prose);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-12 { gap: var(--space-12); }

.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1023px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 639px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

.mt-4 { margin-block-start: var(--space-4); }
.mt-6 { margin-block-start: var(--space-6); }
.mt-8 { margin-block-start: var(--space-8); }
.mt-12 { margin-block-start: var(--space-12); }
.mt-16 { margin-block-start: var(--space-16); }
.mb-4 { margin-block-end: var(--space-4); }
.mb-6 { margin-block-end: var(--space-6); }
.mb-8 { margin-block-end: var(--space-8); }
.mb-12 { margin-block-end: var(--space-12); }
.py-8 { padding-block: var(--space-8); }
.py-12 { padding-block: var(--space-12); }
.py-16 { padding-block: var(--space-16); }
.py-24 { padding-block: var(--space-24); }

.section {
  padding-block: var(--space-16);
}

@media (min-width: 1024px) {
  .section {
    padding-block: var(--space-24);
  }
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.sr-only {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hidden { display: none; }

@media (max-width: 767px) {
  /* utility override (documented exception): must beat component display rules
     loaded later in the cascade, e.g. .lang-switcher{display:inline-flex} */
  .hide-mobile { display: none !important; }
}

@media (min-width: 768px) {
  .hide-desktop { display: none; }
}

.page-wrapper {
  position: relative;
  min-block-size: 100dvh;
}

.page-wrapper::before {
  content: '';
  position: fixed;
  inset-block-start: 0;
  inset-inline-start: 0;
  inline-size: 100%;
  block-size: 40vh;
  background: radial-gradient(
    ellipse 80% 50% at 50% 0%,
    var(--accent-glow),
    transparent
  );
  pointer-events: none;
  z-index: -1;
  transition: background var(--duration-slow) var(--ease-out);
}

[data-theme="light"] .page-wrapper::before {
  block-size: 30vh;
  opacity: 0.5;
}

.prose {
  max-inline-size: var(--max-w-prose);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
}

.prose > * + * {
  margin-block-start: var(--space-4);
}

.prose h2 {
  font-size: var(--text-2xl);
  margin-block-start: var(--space-12);
  margin-block-end: var(--space-4);
  padding-block-end: var(--space-2);
  border-block-end: 1px solid var(--color-border-subtle);
}

.prose h3 {
  font-size: var(--text-xl);
  margin-block-start: var(--space-8);
  margin-block-end: var(--space-3);
}

.prose h4 {
  font-size: var(--text-lg);
  margin-block-start: var(--space-6);
}

.prose ul,
.prose ol {
  padding-inline-start: var(--space-6);
}

.prose ul {
  list-style: disc;
}

.prose ol {
  list-style: decimal;
}

.prose li + li {
  margin-block-start: var(--space-2);
}

.prose a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.prose img {
  border-radius: var(--radius-md);
  margin-block: var(--space-6);
}

.prose figure {
  margin-block: var(--space-8);
}

.prose figcaption {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-block-start: var(--space-2);
  text-align: center;
}

.prose blockquote {
  margin-block: var(--space-6);
}

.prose pre {
  margin-block: var(--space-6);
}

@keyframes reveal-up {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  animation: reveal-up var(--duration-slow) var(--ease-out) forwards;
}

.reveal--d1 { animation-delay: 100ms; }
.reveal--d2 { animation-delay: 200ms; }
.reveal--d3 { animation-delay: 300ms; }
.reveal--d4 { animation-delay: 400ms; }
.reveal--d5 { animation-delay: 500ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    animation: none;
  }
}

/* (removed dead Montserrat @font-face — its file 404s and only the deleted
   styleguide referenced it; the site uses Inter + JetBrains Mono only) */